package cn.edu.seig.textbook.service;

import cn.edu.seig.textbook.domain.pojo.Users;
import com.baomidou.mybatisplus.extension.service.IService;

/**
 * <p>
 *  服务类
 * </p>
 *
 * @author day
 * @since 2024-11-07
 */
public interface IUsersService extends IService<Users> {

    public Users findByUserId(int userId);
    public boolean addUsers(Users users);
    public int deleteByUserId(Integer userId);
    public Users getUser(String username);
}
